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Finding the Fourth Proportional to 650,019.60, 975,029.40 and 229,240.80

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Solution

The fourth proportional to 650,019.60, 975,029.40 and 229,240.80 is: 343,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,019.60 : 975,029.40 = 229,240.80 : x
  2. Step 2: Convert to fraction form
    650,019.60/975,029.40 = 229,240.80/x
  3. Step 3: Cross multiply
    650,019.60x = 975,029.40 × 229,240.80
  4. Step 4: Simplify right side
    650,019.60x = 223,516,519,679.52
  5. Step 5: Solve for x
    x = 223,516,519,679.52/650,019.60
  6. Step 6: Final answer
    x = 343,861.20

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.